81796740 (number)

81796740 is an even 8-digits composite number following 81796739 and preceding 81796741. In scientific notation, it is written as 8.1796740 × 10^7. The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors. There are 20863744 positive integers (up to 81796740) that are relatively prime to 81796740.

Interesting facts

Basic properties

Name

Name eighty-one million seven hundred ninety-six thousand seven hundred forty

Notation

Scientific notation 8.1796740 × 10^7
Engineering notation 8.1796740 × 10^6

Prime Factorization of 81796740

Prime Factorization 2 × 2 × 3 × 115 × 59273

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 40898370
Product of the distinct prime numbers

The prime factorization of 81796740 is 2 × 2 × 3 × 115 × 59273. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 1, 40, 44, 609, 551, 4874, 6726, 45095, 7592, 777045, 791640, 9214338, 9866730, 48302105, 74315406, 941760938, 834103670, 8361595610, 3410281816

Basic calculations (n = 81796740)

Multiplication

n×y
n×2 163593480
n×3 245390220
n×4 327186960
n×5 408983700

Division

n÷y
n÷2 40898370
n÷3 27265580
n÷3 20449185
n÷5 16359348

Exponentiation

ny
n2 6690706674627600
n3 5.4727799428078E+23
n4 4.4765555805906E+31
n5 3.6616765292112E+39

Nth Root

y√n
2√n 9044.1550185742
3√n 434.08888436956
4√n 95.100762450015
5√n 38.242581337308

Divisors of 81796740

1, 2, 3, 4, 6, 12, 115, 230, 345, 460, 690, 1380, 59273, 118546, 177819, 237092, 355638, 711276, 6816395, 13632790, 20449185, 27265580, 40898370, 81796740

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81796739
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81796740 can be divided by 24 positive divisors. The sum of these divisors (counting 81796740) is 1, the average is 0.041666666666667.

Base conversion 81796740

Base System Value
2 Binary 100111000000001111010000100
3 Ternary 12200220201000220
4 Quaternary 10320001322010
5 Quinary 131414443430
6 Senary 12041104340
8 Octal 470017204
10 Decimal 81796740
12 Duodecimal 234880b0
16 Hexadecimal 4e01e84
20 Vigesimal 15b4bh0
36 Base36 1cp6ro

Cryptographic Hash Functions

md5 ba464180aa1aab383fe9af6c5d3c152f
sha1 16deb753d25e75b3cac278bdf4c3851f74e6e35c
sha256 3e59077f95f9e83a69230bab3207d8a37c884d5cc43b22451c66f74bed18ef85
sha512 c3cd2eed2bb71a1f26e4b8ee91e734a5099a142c7a23d87f27cee907c0981e7d784475747fd1f083046b71fd0da79e5bbb849e1d463ac16016f774056ef8acf2
ripemd-160 20098dafc5cde64c370b797776a77bf9d65637be

81796740 as geometric shapes

Circle

Radius = n
Diameter 163593480
Circumference 513944074.94319
Area 2.1019474936334E+16

Sphere

Radius = n
Volume 2.2924327017385E+24
Surface area 8.4077899745337E+16
Circumference 513944074.94319

Square

Length = n
Perimeter 327186960
Area 6690706674627600
Diagonal 115678059.06591

Cube

Length = n
Surface area 40144240047765600
Volume 5.4727799428078E+23
Space diagonal 141676109.5735

Equilateral Triangle

Length = n
Perimeter 245390220
Area 2.8971609747488E+15
Altitude 70838054.786751

Triangular Pyramid

Length = n
Surface area 2.8971609747488E+15
Volume 6.4497330158352E+22
Height 38559353.021969